半花岗岩

例句：

1. 1. Thebuilding is made of semi-granite, which is durable and resistant towear.
   这座建筑由半花岗岩制成，既耐用又抗磨损。
2. 2. Thenatural beauty of the areais enhanced by the presence ofsemi-granite formations.
   该地区的自然美景因半花岗岩地貌的存在而更加迷人。
3. 3. The construction industry often usessemi-granite for its strengthand durability.
   建筑业经常使用半花岗岩因其强度和耐久性。